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#!/usr/bin/python3
import sys, socket, errno
if len(sys.argv)>1:
port = int(sys.argv[1])
else:
port = 5900
if e.errno== errno.EADDRINUSE:
port+=1
continue
else:
raise e
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#!/usr/bin/python3
"""
Script with tries to find free port to bind starting
with specified in the command line (or 5900) if none.
See manual page find_free_port(1)
"""
import sys
import socket
import errno
# pylint: disable=invalid-name
if len(sys.argv) > 1:
port = int(sys.argv[1])
else:
port = 5900
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
while True:
try:
s.bind(("", port))
except socket.error as e:
if e.errno == errno.EADDRINUSE:
port += 1
continue
raise e
break
s.close()
print(port)
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